A Study of 358 Cases of Locally Advanced Nasopharyngeal Carcinoma Receiving Intensity-Modulated Radiation Therapy: Improving the Seventh Edition of the American Joint Committee on Cancer T-Staging System

Table 5

Univariate analysis of prognostic factors in adjusted T-staging system adjusted by anatomic structure.

Adjusted; T stage	5-year OS		5-year LRFS		5-year DMFS		5-year DFS
	%		%		%		%
Adjusted T3 (145)	86.4	0.002	97	0.048	90.9	0.001	86.2	0.000
Adjusted T4 (201)	71.3		90.9		77.2		67.5